Finding the Fourth Proportional to 8,622,237,219.28, 12,933,269,518.66 and 2,726,797,459.57
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Solution
The fourth proportional to 8,622,237,219.28, 12,933,269,518.66 and 2,726,797,459.57 is: 4,090,168,893.58
Step by Step Solution
- Step 1: Write the proportion equation
8,622,237,219.28 : 12,933,269,518.66 = 2,726,797,459.57 : x - Step 2: Convert to fraction form
8,622,237,219.28/12,933,269,518.66 = 2,726,797,459.57/x - Step 3: Cross multiply
8,622,237,219.28x = 12,933,269,518.66 × 2,726,797,459.57 - Step 4: Simplify right side
8,622,237,219.28x = 35,266,406,467,375,689,728 - Step 5: Solve for x
x = 35,266,406,467,375,689,728/8,622,237,219.28 - Step 6: Final answer
x = 4,090,168,893.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.